package java_book;

public class KyungYeon_jv_3_1 {

	public static void main(String[] args) {
		int ken = 10, yoo = -20, boo;
		boo = -yoo;
		
		System.out.println("***** result *****");
		System.out.println("ken = "+ken+","+
				"yoo = "+yoo+","+
				"boo = "+boo);
		System.out.println("++ken = "+(++ken)+", ken = "+ken);
		System.out.println("ken++ = "+(ken++)+", ken = "+ken);
		System.out.println("--boo = "+(--boo)+", boo = "+boo);
		System.out.println("boo-- = "+(boo--)+", boo = "+boo);
	}
}
